SIAVASH (سیاوش): Variant
spelling of Persian Siyavash,
meaning "possesses black stallions." In the ancient
epic poem Shahnameh, this is the name of a king, the son of Shah
Kavakhous,
a Shah of the Pishdak Dynasty.

SILAS
(Σίλας): Contracted form of Greek Silouanos, meaning
"from the forest." In the bible, this is the name of a companion of Saint Paul.

SILENOS
(Σιληνός):
Variant spelling of Greek Seilenos,
meaning "moving to-and-fro in the wine trough." In mythology, this was
the name of one of the Ipotanes/Sileni, a race of beings having the ears, tail,
and legs of a horse. They were followers of the wine god Dionysos and were said
to have been ugly drunkards. Silenus was the oldest and wisest of the Ipotanes,
possessing the knowledge and power of prophecy.

SILENUS:
Latin form of Greek Silenos, meaning "moving
to-and-fro in the wine trough." In mythology, this was
the name of one of the Ipotanes/Sileni, a race of beings having the ears, tail,
and legs of a horse. They were followers of the wine god Dionysos
and were said
to have been ugly drunkards. Silenus was the oldest and wisest of the Ipotanes,
possessing the knowledge and power of prophecy.

SILOUANOS
(Σιλουανός): Greek
name meaning
"from the forest." In the bible, this is the name of a companion of Saint Paul.

SIMIEL:
According to Pope
Gregory I, this is the name of an archangel. It may be a short form of Hebrew Yesiymael
(Jesimiel), meaning "whom God
makes" or "whom God makes
grow old." Samael is also sometimes
rendered "venom of God."

SIMIONCE: Probably a
Romani form of Greek Symeon, meaning "hearkening."

English and French form of Greek Simōn,
meaning "hearkening." In the New Testament bible, this is the
name of many characters, including a sorcerer and a brother of Jesus. It is often
confused with Simon (2).

Greek byname derived from the word simós,
meaning "flat- or snub-nosed." In use by the Russians.

SIMŌN
(Σίμων): Greek form of
Hebrew Shimown, meaning
"hearkening." In the bible, this is the
name of many characters, including a sorcerer and a brother of Jesus.

SIN:
Sumerian name meaning
"wisdom." In mythology, this is the name of a god of the moon and son of
Enlil.
The crescent (or cup, receptacle?) is his symbol. He is also known by the
name Nanna
("illuminator").

SINCLAIR:
Scottish surname transferred to forename use, from a Norman
baronial place name in France called "Saint-Clair."

SINDBAD:
Original form of Persian Sinbad, legend name of a
sailor who had numerous fantastic adventures, possibly derived from Sanskrit
Siddhapati, meaning "lord of sages."

SINDRE:
Norwegian form of Old Norse Sindri, possibly meaning
"sparkling."

SINDRI:
Old Norse name, possibly meaning "sparkling." In mythology, this
is the name of a hall in the world that is supposed to exist after
Ragnarök, having a roof of red gold. The name is also sometimes used as an alternate name
for the dwarf Eitri.

SKÁRI:
Old Norse byname meaning "sea-mew," another name for the common
seagull.

SKENDER:
Romanian form of Greek Alexandros, meaning "defender of
mankind."

SKÍÐBLAÐNIR: Old Norse
name composed of the elements skíð "plank or stick of wood" and
blaðnir "blade, leaf," hence perhaps "wood leaf"
or wood blade." In mythology, this is the name of the magical ship of Freyr,
said to be the best of ships.

SKIDBLADNIR:
Anglicized form of Old Norse Skíðblaðnir, possibly meaning "wood
leaf" or "wood blade." In mythology, this is the name of the magical ship of
Freyr,
said to be the best of ships.

SLEIPNIR:
Old Norse name meaning "gliding; smooth."
In mythology, this was the name of Odin's
grey, eight-legged steed, the greatest of
all horses which could traverse either land or sea. He was the offspring of Loki (transformed into a mare) and
Svadilfari.